Question

x2-2x-√x-5=0 it is quadratic equation why?? explain no cheating*​

Answer 1

No, it is not a quadratic equation because in x2-2x-√x-5=0 ,

-√x = -x^1/2

Power of the variable must be in whole number but here it is 1/2 which is not a whole number.

Hence, it is not a polynomial and also not a quadratic equation.